package com.huangliusong.async;

import org.apache.commons.lang.RandomStringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.context.request.async.DeferredResult;

@RestController
public class AsyncController {
	private Logger logger = LoggerFactory.getLogger(getClass());
	@Autowired
	private HuangliusongQueue huangliusongQueue;
	@Autowired
	private DeferredResfulHolder deferredResfulHolder;

	@RequestMapping("/order")
	public DeferredResult<String> order() throws Exception {
		logger.info("主线程开始");
		String orderNumber = RandomStringUtils.randomNumeric(8);
		huangliusongQueue.setPlaceOrder(orderNumber);
		DeferredResult<String> result = new DeferredResult<>();
		deferredResfulHolder.getMap().put(orderNumber, result);
		// Callable<String> result = new Callable<String>() {
		// @Override
		// public String call() throws Exception {
		// System.err.println("副线程开始");
		// Thread.sleep(1000);
		// logger.info("副线程返回");
		// return "success";
		// }
		// };
		return result;
	}
}
